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254 CHAPTER 4
Read
Read
Use this method to read binary data from a physical file.
Syntax
PCDGetStream.Read( lngBytes, [ lngBytesRead ] )
Parameters
Returns
Returns a VARIANT containing a SAFEARRAY of bytes that is the actual
data read. Languages such as JavaScript, Visual Basic, and VBScript
return this as a function value.
Usage
Some programming languages, such as C++ and Visual Basic, support
the optional second parameter for this method. In programming
languages that do not support it, you can follow the Read method with
the BytesRead method to obtain the number of bytes read.
Related Items
See the PCDGetStream object.
See the following methods:
GetPropertyValue
Seek
See the following properties:
BytesRead
ErrDescription
ErrNumber
lngBytes An unsigned long integer that contains the number
of bytes to attempt to read.
lngBytesRead An unsigned long set to the number of bytes read
during the call. This parameter is optional.
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